Gossip column regular (8)

I believe the answer is:
megastar
(Other definitions for megastar that I've seen before include "One v. famous" , "Very famous artist" , "famous entertainer" , "Huge celebrity" , "Big personality" .)
I believe the answer is:
megastar
(Other definitions for megastar that I've seen before include "One v. famous" , "Very famous artist" , "famous entertainer" , "Huge celebrity" , "Big personality" .)